The former-spy, who was thrown out of Britain by former British Prime Minister Margaret Thatcher in 1989, said: “Corbyn was recruited. He also received money.”

Former British PM: Margaret Thatcher

Sarkocy said the information provided by Mr Corbyn was “rated in Moscow as the number one”.

Jezza also had an escape plan to move to Soviet Russia if he ever got caught by the British.

Moscow in the 1980s

The revelations come days after it was revealed that the hard-left Labour leader met with a communist spy at the height of the Cold War and passed on sensitive information.

According to secret files, the USSR-backed spies had a simple code-word for Jeremy Corbyn: “COB.”

Czech State Security Archive: Jeremy Corbyn mentioned as a source as part of a spy file

A spokesman for Mr Corbyn said: “These claims are a ridiculous smear and entirely false. The former Czechoslovak agent Jan Sarkocy’s account of his meeting with Jeremy was false 30 years ago, is false now and has no credibility whatsoever.”

“His story has more plot holes in it than a bad James Bond movie.”

UK Defence Secretary Gavin Williamson said: “Time and time again he has sided with those who want to destroy everything that is great about this country.

“That he met foreign spies is a betrayal of this country. He cannot be trusted.”

We are one of the UK’s hottest independent news outlets read by more than 500,000 people a month, we are a populist working-class news website launched in April 2017, we have seen our readership grow on a record scale thanks to the power of social media and our content has been seen by over 3 MILLION people.